YD

Yudai Takada

@ydah

@ruby committer

Japan

Website

@ydah_

Joined June 2015

100 Followers

47 Following

AI Insights & Achievements

56/ 100

Growth

69 new projects with 51 stars.

Consistency

44 day streak.

Veteran

Coding for 11 years.

Profile README

CRuby committer
Committer of the pure Ruby parser generator Lrama
Author of RailroadDiagrams
Member of RuboCop RSpec Team
Committer of Committee
Committer of RSpec Sidekiq

Contacts

Twitter(X)	twitter.com/ydah_
Mastodon	ruby.social/@ydah
LinkedIn	linkedin.com/in/ydah

Organizations

RU RU CU KU IN RU RU RE TM KY KA NA

Public Repos

423

Total Stars

114

Total Forks

5

Public Gists

1

Top Languages

Based on primary language of repositories

Recent Activity

Contribution Graph

Activity Timeline

Commits and contributions grouped by day, week, or month.

High productivity periods

Most active day: January 16th, 2026 • 86 contributions

Most active week: Jan 12–Jan 18 • 326 contributions

Most active month: Jan 2026 • 837 contributions

ReleaseEvent on ydah/kannuki

January 31st, 2026 12:34 AM

Pushed to main at ydah/kannuki

January 31st, 2026 12:33 AM

Pushed to main at ydah/kannuki

January 31st, 2026 12:27 AM

Pushed to main at ydah/kannuki

January 31st, 2026 12:14 AM

Created branch main in ydah/kannuki

January 31st, 2026 12:13 AM

IssueCommentEvent on jwt/ruby-jwt

January 30th, 2026 10:03 AM

PullRequestReviewEvent on jwt/ruby-jwt

January 30th, 2026 10:03 AM

PullRequestReviewCommentEvent on jwt/ruby-jwt

January 30th, 2026 10:03 AM

Pushed to duplicate_claim_detection at ydah/ruby-jwt

January 30th, 2026 10:00 AM

Pushed to duplicate_claim_detection at ydah/ruby-jwt

January 30th, 2026 9:59 AM

GitHub Analytics

Yudai Takada

Growth

Consistency

Veteran

Contacts